22010345 has 16 divisors (see below), whose sum is σ = 30326400. Its totient is φ = 15022464.

The previous prime is 22010327. The next prime is 22010347. The reversal of 22010345 is 54301022.

It is a cyclic number.

It is not a de Polignac number, because 22010345 - 2⁸ = 22010089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22010347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6806 + ... + 9504.

It is an arithmetic number, because the mean of its divisors is an integer number (1895400).

Almost surely, 2^22010345 is an apocalyptic number.

It is an amenable number.

22010345 is a deficient number, since it is larger than the sum of its proper divisors (8316055).

22010345 is a wasteful number, since it uses less digits than its factorization.

22010345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 22010345 is about 4691.5184109199. The cubic root of 22010345 is about 280.2478460270.

Adding to 22010345 its reverse (54301022), we get a palindrome (76311367).

The spelling of 22010345 in words is "twenty-two million, ten thousand, three hundred forty-five".